Description
Oxymenon 25 mg Utinon — Oxymetholone is the most potent oral steroid ever synthesized for mass and strength. Originally developed in the 1960s to treat severe anemia and muscle-wasting diseases, its ability to add 10–15 kg of bodyweight in a single 4–6 week cycle has made it the ultimate kickstart compound for serious bulking protocols. This formulation is dosed at 25 mg per unit.
Key Benefits
- Most potent oral mass-builder — dramatic strength and weight gain in 2 weeks
- EPO stimulation — elevated RBC and hematocrit for volumising pumps
- Progestagenic oestrogen mimicry despite not aromatising directly
- 4–6 week kickstart compound — never standalone, never long-run
- Liver-support stack mandatory (TUDCA + NAC) from day one
- Each unit dosed at 25 mg — see Recommended Dosage below for protocol-specific intake
Recommended Dosage
Research dosing: 50–100 mg/day for 4–6 weeks. Beginners start at 50 mg, advanced users 100 mg. Above 100 mg/day side-effect load rises without proportional gain. Cycle length beyond 6 weeks not defensible — liver enzymes climb too steeply.
How It Works
17α-alkylated DHT-derivative. Does not directly aromatise, but the molecule has progestagenic activity that mimics oestrogen at the receptor level — gyno risk is real despite “not aromatising”. Potent AR binder. Major effect on erythropoiesis (RBC, hematocrit). Fast strength and scale gains, partly water, partly lean mass.
Pharmacokinetics
Plasma half-life approximately 9 hours. Single morning dose acceptable; split dose for smoother plasma curve. Among the most hepatotoxic of common AAS — ALT/AST monitoring at week 2 and week 4 mandatory. TUDCA 500 mg/day from day 1.
Potential Side Effects
Liver stress is the primary concern. Gyno-like effects from progestagenic activity even without oestrogen conversion — Nolvadex 10 mg/day on-cycle is prudent. Water retention, BP elevation. HDL drops sharply. Hematocrit climbs — monitor for erythrocytosis.
Cycle & Stacking Guide
Mass-cycle kickstart, 4–6 weeks. Classic pairing: oxymetholone 50–100 mg/day weeks 1–4 + test E 500 mg/week for 12+ weeks + nandrolone 400 mg/week. Drop the oral at week 4, continue injectables. Not for cutting or standalone.
Manufacturer Notes
Utinon is an Iranian GMP producer with decades of domestic pharmaceutical experience. The catalogue features both injectable and oral formats.
Storage & Handling
Store at recommended temperature (15–25°C; peptides and HGH at 2–8°C after reconstitution). Protect from light and moisture. Keep out of reach of children. For research and educational purposes only.





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